MCP6544-I/ST - Microchip Technology

Manufacturer Part Number

MCP6544-I/ST

Manufacturer

microchip-technology

Introduction

The MCP6544-I/ST is a quad comparator produced by Microchip Technology, known for its general purpose use. It comes in a 14-TSSOP package and is designed for applications requiring multiple comparators with a wide voltage supply range.

Product Features and Performance

Four comparator elements for multiple comparisons

CMOS, Push-Pull, Rail-to-Rail, and TTL output types for versatile output configurations

Low voltage operation from 1.6V to 5.5V, suitable for battery-operated applications

Maxim input offset voltage of 7mV at 5.5V for precise comparisons

Ultra-low input bias current of 1pA at 5.5V, minimizing power consumption

Very low quiescent current of 1µA, enhancing battery life

Reliable performance with 70dB Common-Mode Rejection Ratio (CMRR) and 80dB Power Supply Rejection Ratio (PSRR)

Maximum propagation delay of 8µs, suitable for timely signal processing

Built-in hysteresis of 6.5mV for noise immunity

Product Advantages

Integration of four comparators reduces PCB space and system complexity

Versatile output types enable easy interfacing with other digital systems

Low power requirements ensure suitability for portable and battery-powered devices

Superior noise performance and precision enhance system reliability

Easy to mount with surface-mount technology, facilitating compact designs

Key Technical Parameters

Number of Elements: 4

Voltage Supply, Single/Dual (±): 1.6V ~ 5.5V

Voltage Input Offset (Max): 7mV @ 5.5V

Current Input Bias (Max): 1pA @ 5.5V

Quiescent Current (Max): 1µA

CMRR, PSRR (Typ): 70dB CMRR, 80dB PSRR

Propagation Delay (Max): 8µs

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Stringent quality control and testing standards to ensure reliable operation

Superior noise immunity with built-in hysteresis

Stable operation across a wide temperature range for use in harsh environments

Compatibility

Compatible with a wide range of supply voltages for flexible design options

Interfacing compatibility with CMOS, TTL, and other digital logic families

Application Areas

Battery monitoring systems

Level shifters and voltage translators

Window comparators

Signal conditioning

Automotive and industrial sensors

Product Lifecycle

Status: Active

Not currently nearing discontinuation, ensuring long-term availability

Upgrades or replacements typically not necessary due to the versatile design and comprehensive capabilities

Several Key Reasons to Choose This Product

High integration with four comparators simplifies design and reduces costs

Low power consumption extends battery life in portable applications

Robust design with superior noise immunity increases system reliability

Wide operating voltage range and temperature make it versatile for various applications

Easy mounting and compatibility streamline the development process